Statement - I : Motion of conduction electrons in electric field $\bar{E}$ is the sum of motion due to random collisions and that due to $\bar{E}$
Statement - II : The contribution to V_dof electron comes only by $\bar{E}$ , but not by random motion of electrons.

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Both statements I and II are correct

Statement-I is incorrect and statement-II is correct

Both statements I and II are incorrect

Statement-I is correct and statement-II is incorrect

answer is A.

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Detailed Solution

Motion of conduction electrons happen due to both random collisions and an applied electric field. Motion of conduction electrons due to random collisions has no preferred direction and average to zero.

Drift velocity is caused only due to motion of conduction electrons due to applied electric field E.

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